1021104464 has 10 divisors (see below), whose sum is σ = 1978389930. Its totient is φ = 510552224.

The previous prime is 1021104451. The next prime is 1021104493. The reversal of 1021104464 is 4644011201.

It is a happy number.

1021104464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 972940864 + 48163600 = 31192^2 + 6940^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31909499 + ... + 31909530.

It is an arithmetic number, because the mean of its divisors is an integer number (197838993).

Almost surely, 2^1021104464 is an apocalyptic number.

It is an amenable number.

1021104464 is a deficient number, since it is larger than the sum of its proper divisors (957285466).

1021104464 is an equidigital number, since it uses as much as digits as its factorization.

1021104464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 63819037 (or 63819031 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

The square root of 1021104464 is about 31954.7252217884. The cubic root of 1021104464 is about 1006.9859048231.

Adding to 1021104464 its reverse (4644011201), we get a palindrome (5665115665).

The spelling of 1021104464 in words is "one billion, twenty-one million, one hundred four thousand, four hundred sixty-four".